Question

rationalize 1/root 5​

Answer 1

$= = > \: \: \frac{1}{ \sqrt{5} } \\ \\ = = > \: \: \frac{1}{ \sqrt{5} } \times \frac{ \sqrt{5} }{ \sqrt{5} } \\ \\ = = > \: \: \frac{ \sqrt{5} }{5}$

Answer 2

1/√5 x √5/√5=1x√5/√5x√5= √5/√25=√5/5